Spring Architecture

Spring is not one big framework. It is broken down into modules. This can be seen in the Maven Dependencies folder, where there are a lot of JAR files instead of just one big JAR.

Spring is built in a modular way and this enables some modules to be used without using the whole framework. It also makes integration with other frameworks easy. The developer can choose which module to use and discard ones that are not required.

Spring modules

The modules of Spring architecture, grouped together in layers, are shown below:

The Core Container contains the following modules: Beans, Core, Context, ...